It’s currently the largest of its kind in China, with a monthly active user of 139 million.

Alibaba-backed BabyTree Group, a Chinese online parenting firm, is reportedly looking to raise up to US$1 billion at a valuation of up to $5 billion via a public float on the Hong Kong Stock Exchange (HKEx).

Founded in 2007, the startup began as an online community that allows parents to learn and share parenting tips. It’s currently the largest of its kind in China, with a monthly active user of 139 million.

BabyTree’s monetize its platform through e-commerce and advertising, which grossed over $106 million in 2017.